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Parse pre-release Python versions for shutdown gating
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devtrack committed Jan 14, 2026
commit c2344920db5ebfd3e88db8f93f04dd19bbdb4c1a
19 changes: 15 additions & 4 deletions src/runtime/PythonEngine.cs
Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,8 @@
using System.Collections.Generic;
using System.ComponentModel;
using System.Diagnostics;
using System.Globalization;
using System.Text.RegularExpressions;
using System.Linq;
using System.Reflection;
using System.Runtime.InteropServices;
Expand Down Expand Up @@ -151,10 +153,19 @@ internal static Version GetPythonVersion()
return new Version(0, 0);
}

string versionPart = versionText.Split(' ')[0];
return Version.TryParse(versionPart, out Version? parsed)
? parsed
: new Version(0, 0);
Match match = Regex.Match(versionText, @"^(\\d+)\\.(\\d+)(?:\\.(\\d+))?");
if (!match.Success)
{
return new Version(0, 0);
}

int major = int.Parse(match.Groups[1].Value, CultureInfo.InvariantCulture);
int minor = int.Parse(match.Groups[2].Value, CultureInfo.InvariantCulture);
int patch = match.Groups[3].Success
? int.Parse(match.Groups[3].Value, CultureInfo.InvariantCulture)
: 0;

return new Version(major, minor, patch);
}

public static string BuildInfo
Expand Down
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